Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2011-4868

The logging functionality in dhcpd in ISC DHCP before 4.2.3-P2, when using Dynamic DNS (DDNS) and issuing IPv6 addresses, does not properly handle the DHCPv6 lease structure, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via crafted packets related to a lease-status update.

Published

2012-01-15T03:55:12.953

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.1 (MEDIUM)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

6.5

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-399
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application isc dhcp ≤ 4.2.3 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.1 Yes
Application isc dhcp 3.0.2 Yes
Application isc dhcp 3.0.2 Yes
Application isc dhcp 3.0.2 Yes
Application isc dhcp 3.0.2 Yes
Application isc dhcp 3.0.2 Yes
Application isc dhcp 3.0.3 Yes
Application isc dhcp 3.0.3 Yes
Application isc dhcp 3.0.3 Yes
Application isc dhcp 3.0.3 Yes
Application isc dhcp 3.0.4 Yes
Application isc dhcp 3.0.4 Yes
Application isc dhcp 3.0.4 Yes
Application isc dhcp 3.0.4 Yes
Application isc dhcp 3.0.4 Yes
Application isc dhcp 3.0.5 Yes
Application isc dhcp 3.0.5 Yes
Application isc dhcp 3.0.6 Yes
Application isc dhcp 3.1.0 Yes
Application isc dhcp 3.1.0 Yes
Application isc dhcp 3.1.0 Yes
Application isc dhcp 3.1.0 Yes
Application isc dhcp 3.1.0 Yes
Application isc dhcp 3.1.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.0.0 Yes
Application isc dhcp 4.1.0 Yes
Application isc dhcp 4.1.0 Yes
Application isc dhcp 4.1.0 Yes
Application isc dhcp 4.1.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.0 Yes
Application isc dhcp 4.2.1 Yes
Application isc dhcp 4.2.1 Yes
Application isc dhcp 4.2.1 Yes
Application isc dhcp 4.2.2 Yes
Application isc dhcp 4.2.2 Yes
Application isc dhcp 4.2.2 Yes
Application isc dhcp 4.2.3 Yes
References